<!DOCTYPE html>
<html>
<head>
<script src="../resources/text-based-repaint.js"></script>
<script>
window.onload = function() {
    runRepaintAndPixelTest();
};

function repaintTest() {
    document.getElementsByTagName('iframe')[0]
        .contentDocument
        .getElementsByTagName('div')[0]
        .style
        .backgroundColor = 'green';
}
</script>
</head>
<div style="height: 400px"></div>
<iframe srcdoc="<div style='position: fixed; height: 50px; width: 50px; background-color: red;'></div>"></iframe>
